CoStar Gr (NASDAQ:CSGP) reported quarterly earnings of $0.04 per share which missed the analyst consensus estimate of $0.10 by 60 percent. This is a 60 percent decrease over earnings of $0.10 per share from the same period last year. The company reported quarterly sales of $732.20 million which beat the analyst consensus estimate of $730.04 million by 0.30 percent. This is a 11.55 percent increase over sales of $656.40 million the same period last year.